GU课本 business statistics最新版，两本书+CD=$50!!!!

两本一套，都是最新版，我已经去学校书店查过。。书的信息如下：

Selvanathan E. A., S. Selvanathan and G. Keller (2011) Business Statistics Australia New Zealand, Abridged, 5th Edition, Cengage Learning, Australia.


Selvanathan S. and E. A. Selvanathan (2010) Learning Statistics and Excel in Tandem(with EXCEL 2007)Third Edition, Cengage Learning, Australia.




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